Questions Asked onOctober 27, 2016

1. Geometry Help?

Can anyone check my answers? * = My answer 1. Find the length of the missing side. Leave your answer in simplest radical form (1 point) The triangle is not drawn to scale. Sides 4 on the bottom and 3 on the side a. 25 b. 144 c. 5 d. √5* 2. Find the

2. social studies

explain how the civic virtues of the ancient romans inspired the founding fathers vision of how citizens should conduct themselves in the united states

3. Social Studies

Which of the following was one way different religions of the country agreed? A.Support of slavery~~~~ B.Support for the war of 1812 C.Support for the reigon colonies D.Support for economic stability

4. english

25. which sentence is punctuated correctly? a. "Are you finished yet, Miriam asked?" b. Are you finished yet, " Miriam asked?" c. "Are you finished yet"?Miriam asked. d. "Are you finished yet?" Miriam asked.*** 26. Which sentence correctly uses punctuation

5. Math

Use the Properties of Equality to solve each equation. 1. e + 7= 15 a. 22 b. 8*** c. -8 d. -22 2. r + 18 = 26 a. 8*** b. 6 c. 44 d. 54 3. a - 6= 19 a. 25 b. 13*** c. -13 d. -25 4. b - 3= -4 a. 7 b. 1 c. -1 d. -7*** I am having most trouble with the last

6. english

What does the narrator of “All Watched Over by Machines of Loving Grace” want? people to reject computers computers to rule man and animal the natural world to swallow up technology computers and living things to live together in a natural harmony The

7. Health

Which of the following people is most likely to have the highest self-esteem? A 15-year-old male A 15-year-old female A 50-year-old female A 50-year-old male (MY ANSWER)

8. English

In Marigolds how does the author use of tone help describe Elizabeth's perception of her childhood? -her tone sounds solemn at first showing that she was reflecting over her sad or hard childhood. Then it switches to matter of fact because she realizes she

9. Chemistry

How much sulphuric acid containing 90% H2SO4 by wt. is needed for the production of 1000 kg of HCl containing 42% HCl by weight in this reaction. 2NaCl + H2SO4 -----> Na2SO4 + 2HCl

10. US Govt

What is the main controversy over the citizenship requirement for the presidency?

asked by tryin hard
11. Chemistry

How many grams of H2O are required to react with excess CaC2 to produce 23.0 g of C2H2 according to the following equation? CaC2 + 2H2O -> Ca(OH)2 + C2H2 a.4.5 b.15.9 c.31.8 d.1.766 I think this equation works out by multiplying 2 moles by the molar mass

12. history

Increased suffrage and the development of new political parties in the early 1800s indicate which of the following #1 expansion of democracy*** #2 restriction of democracy #3 increase in the power of individual states #4 decrease in the power of individual

13. English

Journal Entry 3: Prewriting and Thesis Statement Brainstorm: Review the description of brainstorming in your textbook on page 111. Then write a list of all the social media and social networking websites and apps you might use to connect with friends and

14. English

When should a writer organize details from most important to least important? I have to write a paragraph on why I'm choosing the most-to-least method of organization over the other methods. I also have to state why I believe this method is the most

15. history

1.What is a definition of citizenship? A.having been born in a country B.being a full and equal member of a nation C.having pledged to respect and support a government's values D.fulfilling all the responsibilities and having all the rights of living in a

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16. Algebra

Bananas are on sale for \$0.40 a pound, and you have a coupon for \$0.25 off your total purchase. Write a function rule for the cost of n pounds. How much would 30 pounds of bananas cost? A) C(n)=0.25n-0.40;\$7.10 B) C(n)=0.4n-0.4;\$11.60 C)

17. maths

find the value of tan37.5 degree

asked by HariOm tripathi
18. English

Choose the appropriate vocabulary word from The Call of the Wild to fill in the following sentence: "Buck often went on walks, swam, or played with Judge Miller's ." A. Progeny B. Demesnes C. Intimates

asked by JJ's Fan
19. Physics

A man walking on a road at 3km/hr encounters rain falling vertically at 18km/hr. At what angle should he hold the umbrella to protect himself from rain?

20. CHEMISTRY

WRITE A BALANCE EQUATION BETWEEN PHOSPHORIC ACID AND SODIUM HYDROXIDE USING METHYL ORANGE

21. LANGUAGE ARTS

The following question asks about one or more selections from your Literature textbook. You may use your textbook to answer this question. 1. Write an essay in which you analyze the importance of plot events and characters’ actions to the development of

22. Social Studies

Approximately how many joined Nathaniel Bacon in attacking and killing Native Americans?

23. Spanish Literature

- La Peregrina= The Pilgrim Ok, so I have submitted the questions I have to answer in the form they were presented to me. Below the questions I have submitted my answers first in English and then how I have translated them into Spanish. (I did have

24. English

In 'first confession' Gran is described as a ? A. Flat character < B. Round character C. Stock character D. Antagonist < I think it's either A or D... not sure which one

25. physics

If the rotational speed of a CD changes from 550 rpm to 200 rpm as it plays 30 minutes of music, what is the CD's average rotational acceleration?

26. chemistry

When 1367 J of heat energy is added to 44.1 g of hexane, C6H14, the temperature increases by 13.7 °C. Calculate the molar heat capacity of C6H14.

27. math check answers

You invest \$75.00 the first month and \$100.00 the second month at 3.75% APR. How much interest do you get at the end of the second month? \$0.23 \$3.36 \$3.59 my answer \$3.13

28. physics

A child with a mass of 17 kg sits at a distance of 1 m from the pivot point of a seesaw. Where should a 15 kg child sit to balance the seesaw?

29. english

In which sentence is the NONESSENTIAL CLAUSE underlined? (1 point)The man leaning against the wall is from the zoo. The snake that he is holding is not poisonous. Its coloring, which is brown and green, allows it to hide in marshy areas.** That snake

30. physics

A child with a mass of 46 kg is riding on a merry-go-round. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merry-go-round, what is the child's angular momentum? ____kg·m2/s

31. Geography

What kinds of geographic forces were involved in creating the Christmas day tsunami?

asked by Cool Police
32. Spanish Homework

Question Indique si las palabras son sinónimos, antónimos o que no son relacionadas. Question 1  of 12 lujosa y básica antónimos Question 2  of 12 la pensión y el hostal sinónimos Question 3  of 12 el huésped y el visitante sinónimos Question

33. Spanish

Grammatically correct? Mi hermana es muy trabajadora? Correct

34. Math

Which of the images above represent a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem. Images are in the comments >links

35. math check answers

you invest \$75.00 the first month and \$100.00 the second month at 3.75% APR. How much interest do you get at the end of the second month? \$0.23 \$3.36 \$3.59 my answer \$3.13

36. Math

Lenora is using the recipe of 1/3 cup vegetable oil, 1/4 cup vinegar, salt and pepper to taste. She wants to make 20 batches of the recipe. How much vegetable oil and how much vinegar does she need?

37. English

How can readers best analyze and evaluate persuasive appeals? A. by testing the author’s logic and reasoning B. by outlining the author’s main points C. by examining the author’s diction and syntax D. by discounting the author’s rhetorical devices

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38. Physics

Three children are riding on the edge of a merry–go–round that is 84 kg, has a 1.40–m radius, and is spinning at 20.0 rpm. The children have masses of 21.0, 24.0, and 29.0 kg. If the child who has a mass of 24.0 kg moves to the center of the

39. math

the area of a trapezoid cornfield IOWA is 18000 sq m The100 meter side IO is parallel to the 150 meter side WA. This field is divided into four sections by diagonal roads IW and OA. Find the areas of the triangular sections

40. Geography

If you traveled from 40 degrees North 80 degrees West to 35 degrees North 105 degrees W, in which direction would you have traveled?

41. physics

A 1400 kg car is traveling at 28 m/s around a curve with a radius of 116 m. What is the angular momentum of the car?

42. Math

Compare partial products and regrouping. Describe how the methods are alike and different. ♡♡♡♡?????????

43. Physics

You toss a ball from your window 8m above the groun. When the ball leaves your hand, ut is moving at 10m/s at an angle of 20 degree below the horizontal. How far horizontally from your window will the ball hit the ground? Ignore air resistance. Plz answer

44. math

Jessica had \$15. She bought 3 apples for x dollars each. Levi had \$27 and bought 5 apples for x dollars each. Which expression represents how much money both Jessica and Levi have left altogether? Select one: 27 – 5x 42 – 8x 12 – 2x 39 – 3x I got

45. Math

Writing & Evaluating Algebraic Expressions Quiz anyone do this need some help :)

asked by Mondays :P
46. Chemistry

Methane, CH4 is the main component of natural gas which is used for cooking in many homes. The molar heat of combustion of methane is -890kj/mol. A cook wants to boil some water on a gas stove. If the stove burns 5.00g of methane to heat 2575 ml of water,

47. Literature

Classify the capitalized words. In 1609, Galileo was the first person to look AT THE MOON through a telescope. Is it a adjective phrase or adverb phrase?

48. Social Studies

What type of agriculture developed in the Tidewater region? small tobacco farms cotton plantations isolated family farms rice plantations

49. physics

Robin is standing terrified at the end of a diving board, which is high above the water. If Robin has a mass of 56 kg and is standing 1.5 m from the board's pivot point, what torque is Robin exerting on the board?

50. Science

Acrostic poem for L A N D F O R M S

51. math

Which of the images above represent a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem. Figure A: Leg a= 9 units (length) Leg b= 36 units (bottom) Leg c= 64 units (diagonal length) Figure

52. english

2.Give an example of parallelism from “The Declaration of Independence”. What effect does it have on the document’s central idea?

53. Organic Chemistry 2

The typical % yield for the reduction of 9-fluorenone using NaBH4 to obtain 9-fluorenol is 80%. In my experiment I obtained 89 %. Can you explain the reasons why my yield is higher? Is it better to obtain a higher yield or a lower yield than the expected

54. physics

A 40.2-kg skater is standing at rest in front of a wall. By pushing against the wall she propels herself backward with a velocity of -1.84 m/s. Her hands are in contact with the wall for 1.17 s. Ignore friction and wind resistance. Find the average force

55. math

During a triathlon, Sharon swims 1/4 of the total route and cycles 3/5 of the remaining route. She runs the rest of the route. If she runs 3,600 meters, find the total distance of the triathlon route.

56. AP environmental science

To raise funds to meet its annual budget, a state government is debating whether to sell a large section of public forest to a logging company. Evaluate this plan in terms of two ecosystem services that the state might gain and two services the state might

asked by help meeee :0
57. Physics

A car is backing up at a rate of 10km/hr. If the driver looks through his rear-view mirror, how fast does a tree, which is behind him, appear to approach him?

58. Social Studies

How did England acquire the Dutch colony that separated its other colonies?

59. chemistry

An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 8305 J. What is the specific heat of the gas?

60. STATISTICS

A3. A Retailing Entrepreneur sells sophisticated running shoes whose weights are assumed to be normally distributed with a mean of 12 grammes and a standard deviation of 0.5 grammes. (a) What is the probability that a shoe weighs more than 13 grammes? 

61. LANGUAGE ARTS

Write an essay in which you analyze the importance of plot events and characters’ actions to the development of a story’s theme. Review and evaluate a story from the unit that has a clearly identifiable theme. You might choose “Raymond’s Run” by

62. El Paso Community College

What are the joules needed to melt 50.0g of ice at 0 degree C and to warm the liquid to 65.0 degree C?

63. Math

A hemispherical tank has a diameter 10cm is fixed by water issuing from a pipe of radius 20cm at 2m per second. Calculate currently to 3.s.f the time in mind Tessa it take to fixed the tank.

64. physics

A railroad car of mass 2.15 ✕ 104 kg moving at 3.15 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the

65. MATH HELP PLEASE

If Indianapolis to Bloomington is 3cm on a map what is the actual length. These are the answers A.100 B.150 C.200 D.250 I think it is B

66. Physics

A stone is thrown from the top of a tower of height 60m with velocity 40m/s at an angle of 30 degree above the horizontal. Calculatethe time taken by the stone to hit the ground. At what distance from the foot of the tower the stone hits the ground.

67. Math

V varies inversely with T and V = 12 when T = 6. Which equation shows this relationship? V = 2T V = 72T--- My Answer v=2/T V=72/T

68. Social Studies

Where were the three major Spanish settlements in the Florida colony by 1763?

69. maths

a woman is four times older than her daughter five years ago the product of their age was 175 find their present age

70. physics

If the effect of the air resistance acting on falling raindrops is ignored, then we can treat raindrops as freely falling objects. a.) Rain clouds are typically a few hundred meters above the ground. Estimate the speed with which raindrops m/s, km/hr, and

71. vocabulary

What is a name for a baby bird that ends in ip?

72. Physics

two blocks (a and b) are in contact on a horizontal frictionless surface. a 60N constant horizontal force is applied to A. the mass of a is 3.0 kg and the mass of b is 15 kg. what is the magnitude of the force of a on b

73. English

"The Yellow Wallpaper" by Charlotte Perkins Gilman Can someone check to see if these are right? Much appreciated. I tried to include the quotes to make it a little easier. 1. The narrator's attitude towards the setting in lines 1-5 is best described as ? "

74. Spanish Literature

I am trying to translate my Spanish questions in to English, to make sure I fully understand what they are asking, before I answer them back into Spanish. - La Peregrina= The Pilgrim 1. ¿Según el abuelo, a qué habían correspondido las visitas previas

75. chemistry

In a constant-pressure calorimeter, 60.0 mL of 0.300 M Ba(OH)2 was added to 60.0 mL of 0.600 M HCl. The reaction caused the temperature of the solution to rise from 21.75 °C to 25.84 °C. If the solution has the same density and specific heat as water

76. Algebra

Suppose U={...-3,-2,-1,0,1,2,3...} is the universal set and R={...-3,-1,1,3...}. What is R? A. {-2,0,2} B. {...-4,-2,0,2,4...} C. {...-4,-2,2,4...} D. {-4,-2,2,4} I think it is C. Thank you!

77. english

In this unit you have read writings by three people who lived at a time when the idea of human equality was widely discussed but who nevertheless experienced enslavement or belonged to families who experienced enslavement: Benjamin Banneker, Olaudah

78. Math

A rocket is launched at t=0 seconds. Its height, in feet, above sea-level, as a function of time,t, is given by h(t)=-16t^2+112t+480 When does the rocket hit the ground after it is launched?

79. Physics

A river flows from south to north at 5km/hr. On this river a boat is heading east to west perpendicular to the current at 7km/hr. As viewed by an eagle hovering at rest over the shore, how fast and in what direction is the boat travelling?

80. Chemistry

A fictitious element X is composed of 78.0% of the isotope X-50, 15.0% of the isotope X-51 , and 7.0% of the isotope X-52. Estimate the atomic mass of element X. Show your work.

81. physics

In a Broadway performance, an 85.0-kg actor swings from a R = 4.45-m-long cable that is horizontal when he starts. At the bottom of his arc, he picks up his 55.0-kg costar in an inelastic collision. What maximum height do they reach after their upward

82. Math

I am having trouble with this math Mixture problem. shirley has a quantity of yellow tulip bulbs worth .10 cents each, pink tulip bulbs worth .20 cents each and red tulip bulbs worth .25 cents each. In her total collection of bulbs, there are five more

83. chemistry

An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 8305 J. What is the specific heat of the gas?

84. LA Help!

Some people argue that television has been a destructive force in our society. What do you think about the impact of television on people? Write an essay explaining your point of view. Use reasons and examples to support your position.

85. math

There are 36 fans at the hawks/bulldogs basketball game. Every third fan is cheering for the hawks. How many fans are cheering for the bulldogs?

86. time speed and distance

P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively.    If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time?   Answer is pa/a+2b   Your

87. math

a woman is four times older than her daughter five years ago the product of their age was 175 find their present age

88. Physics

1.     Compare the slope of the distance vs. time graph to the average of all your velocity values. Are they close? Why or why not? What does the slope of a distance (or displacement) vs. time graph mean? Explain the answer using your data.

89. History

With which other reform leader did W.E.B. Dubois most agree about fighting social injustice? A:Booker T. Washington B:William Jennings Bryan C:Susan B. Anthony*** The Populist Party lost in large in part as a result of? A:Their refusal to endorse William

90. SS

how does the federal court system decide which criminal cases to take? A) they take cases that have already seen state courts B)A grand jury decides if each state has merit C)they take cases that are being appealed D)a supreme court justice decides which

91. Chemistry

My question talks about a buffer with HA and NaA, where NaA is the sodium salt of the acid. What does the equation for this look like? HA + NaA --> H+ + NaA2 ??

92. Social studies

Explained three what's why a newly couple would delay their first child

93. chemistry

Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 7.00 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C? Use CP= 30.8

94. Physics

A car of mass 1000 kg moving with a velocity of 30m/s applies break and stop after 3s. Find the magnitude of retarding force, the distance travelled by the car before it came to rest and the work done by the breaking force.

95. Math

Suzanne bought 50 apples at the apple orchard. She bought 4 times as many red apples as green apples. How many more red apples than green apples did Suzanne buy?

96. Math

Lorraine is placing tiles in rows.In each succeeding row,she doubles the number of tiles.The ninth row has 768 tiles.How many tiles did Lorraine use in the first row?

97. Math

What is 51 tens and 9 ones

98. chemistry

A student determines the heat of dissolution of solid potassium perchlorate using a coffee-cup calorimeter of negligible heat capacity. When 2.13 g of KClO4(s) is dissolved in 106.00 g of water, the temperature of the solution drops from 25.00 to 23.17

99. Math (Fraction Word Problem)

You have three-fifths of a pizza leftover, and you plan to eat half of it for lunch. How much of the original pizza do you have left over? If I have 3/5 of a pizza leftover and I plan to eat 1/2 of it for lunch doesn't that mean you have to divide? This is

100. Chemistry

Draw the product(s) of the following reaction CH3-CH2-C(triple bond)C-CH2 ---------> ? (Na/NH3)

101. Physics

How will the elastic potential energy and the gravitational potential energy change at different points in the oscillation?

102. math

A rectangular table top has a perimeter of 22 inches and an area of 28 square inches. Find its dimensions.

103. Drivers ED

When people drink alcohol beverages their? A:judgement and coordination are not affected B:coordination is affected before their judgement C:coordination and judgement is affected at the same time. D:judgement is affected before their coordination***

104. Information Systems Technology

Tom’s Paper Company Ltd wants to produce a payroll register using a program. The data entry clerk is required to enter data for each employee, which comprises of: the employee number (integer), the employee last name (string), the hours worked that week

105. Math

The area of a square is 64cm find its perimeter

106. STATISTICS

Miss Dombo, a Ticketing Manager with an Airline flying international routes, has realised that not all passengers show up for their reserved seat. It is clear to her that each passenger’s behaviour is independent of the other. Having fixed the chances of

107. Social Studies

For what purpose did the Great Wagon Road develop?

108. physics

A variable-speed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? ______rpm/s2

109. physics

You shoot a 56 gram dart vertically upwards from a catapult with a spring constant of 335 N/m. The catapult is initially stretched from the equilibrium point by 27 cm. What is the height above the starting point reached by the dart?

110. Chemistry

The principal quantum number (n): (1) specifies the subshell of the orbital. (2) specifies the principal shell of the orbital. (3) specifies the 3-D shape of the orbital. (4) specifies the maximum number of electrons. (5) none of the above

111. physics

A uniform vertical glass tube open at the lower end and sealed at the lower end is lowered into sea water thus trappung the air int he tube . It is observed that when the tube is submerged to a depth 10 meters the sea water has entered the lower half of

112. science

The lowest possible energy position for an electron is known as the ground state. true or false

113. Math

Have trouble with math mixtures problem!! AT a family reunion, the average age of all those present was 45 years. If the two oldest people, aged 86 and 84 years, had not been present, the average age would have been 41 years. How many peoeple were at the

114. Algebra

you are the manager of a firm that produces two products X and Y at zero cost. there are three types of consumers(1000 of each type) with the following valuations of the two products. consumer type Product X(\$) ProductY(\$) 1 90 60 2 70 140 3 40 160 What

115. Math

The table below shows the melting points of four elements. Which element has the highest melting point.

116. Chemistry

why are most elements on the periodic table found as compound in nature?

117. chemistry

If you combine 360.0 mL of water at 25.00 °C and 120.0 mL of water at 95.00 °C, what is the final temperature of the mixture? Use 1.00 g/mL as the density of water.

118. Math

One bag of m&m's weighs 3 1/2 pounds. If found friends want to share the bag of candy equally, how much would each friend get?

119. Physics

The block of mass 2.13615 kg has an acceler- ation of 3.7 m/s2 as shown. What is the magnitude of F? Assume the acceleration due to gravity is 9.8 m/s2 and the surface is frictionless. Answer in units of N.

120. 9th grade algebra (factoring)

Can you check the following problems? Factor the following. 1. x^2 + 9x + 18 = (x + 6)(x + 3) 8. 3x^3 - 24x^2 - 60x = 3x(x^2 - 8x - 20) = 3x(x-10)(x + 2) 9. 5x^4 - 5x^3 - 30x^2 = 5x^2(x^2 - x - 6) = 5x^2(x - 3)(x + 2) 10. 6x^2 - x - 2 = (x - 4/6)(x + 3/6)

121. Math

driver a is going west at 60 mph driver b leaves 3 hours later at a rate of 72 mph how long until driver b catches up to driver A

122. Music

What would a researcher who studies the tango dance music of Argentina be called? ethnomusicologist historical musicologist ** i think it is this one musical theorist systematic musicologist

123. time speed and distance

P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively.  If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time? Answer is pa/a+2b Please solve this

124. Physics

You're tour director for a lunar trip, and want to award your passengers with certificates commemorating their crossing the point where the Moon's gravity becomes stronger than Earth's.How far from Earth should you award the certificate? Express your

125. Chemistry

If 3.60 moles of SiO2 and 3.60 moles of C react to form SiC accodring to the equation SiO2 + 3 C -> SiC + 2 CO how many moles of CO will be produced? a. 1.20 b.2.40 c.3.60 d.7.20 -Do I have to use SiC in any part of the equation, I am very confused and I

126. Organic Chemistry 1

Consider the HF solution with the concentration of 5%(w/v). You can convert the % concentration into the molarity. a) Assume that you have 100ml of this solution. Determine the number of moles of HF if the concentration of HF is given as 5%(w/v) For this

asked by Zaza to DrBodd22
127. Math

Ron is tiling a countertop. He needs a place 54 squarrs tiles in each of the 8 rows to cover the counter. He wantd to randomly place 8 groups of 4 blue tiles and have the rest of the tiles be white. How many white tiles will Ron need?

128. science

1.The trait for green eyes is dominant (Y) to brown eyes which are recessive (y). Determine the eye color a child will have with a Yy genotype: ☐Blue Eyes ☐ Green Eyes ☐ Hazel Eyes ☐ Brown Eyes 2. A bird that is heterozygous for the yellow feather

129. math

if the probability of picking a red rose from a garden is 0.4 how many of the next 280 will be red

asked by maisie worton
130. math

Ms.Nikkel wants to divide her class of 23 students into 4 equal teams.Is this reasonable?Why or why not

131. finance

teresa buys 100 shares of XYZ sock on margin at \$20 per share. If the margin requirement is 45 percent, the interest rate is 10 percent, and she holds the security for 1 year, how much interest must she pay?

132. Physics

After skiding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +3.4 m/s. Miranda runs after her at a velocity of +4.0 m/s and hops on the inner tube. How fast do the two of them slide across

133. Earth Science

20. Contrast point source pollution and nonpoint source pollution. Can someone help me please?!?!?! Asap please?!?!?!?!

asked by Just a confused person...
134. math

Whole numbers that go one after another are called consecutive numbers. If you add 4 consecutive numbers, you get the smallest of these numbers multiplied by 5. What is this smallest number?

Where are the words asset and pitiful in the book hatchet????

136. maths

A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time ‘t’ , during one lap of the track.

137. math

1. Write the statement in parentheses as a conditional and provide the truth value (2 points). "An angle that measures 90° is a right angle." 2. Write the statement in parentheses as a converse and provide the truth value (2 points). "An angle that

138. Chemistry

Consider a mole of gas obeying the equation of state P⋅V = n⋅R⋅T + n⋅B(T)⋅P. Find w, q, ΔU, ΔS, ΔH, ΔA, and ΔG for a reversible isothermal expansion of this gas. Express your answers in terms of initial and final pressures, T, B, and

139. ALGEBRA 2

An apple pie uses 4 cups of apples and 3 cups of flour. An apple cobbler uses 2 cups of apples and 3 cups of flour. You have 16 cups of apples an 15 cups of flour. When you sell these at the Farmers market you make \$3.00 profit per apple pie and \$2.00

140. physics

computer-controlled display screens provide drivers in the Indianapolis 500 with a variety of information about how their cars are performing. for instance, as ac car is going through a turn, a speed of 221 mi/h (98.8m/s) and centripetal acceleration of

141. Physics

A ball of mass 0.15kg is dropped from a height of 1.0m onto a flat surface and rebounds to a height of 0.35m. Calculate: (a) The speed of the ball just before the impact, (b) The speed of the ball just after impact, (c) The change of momentum, (d) The

142. Physics

A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the

143. math

The square base of the Great Pyramid of Khufu has a length of approximately 1.476 * 10^3 feet. Its height is about 2.17*10^2 feet. Find the approximate volume of the pyramid. Write your answer in scientific notation. Round the coefficient to the nearest

asked by scientific notation plz help
144. Math

Emily bought a pie. Emily ate 2/3 of the pie and Ryan ate 1/5 of the pie. How much of the original pie is left?

145. statistics

Suppose the average weight for population of men is 178 pounds. You draw a random sample of 10 men and record the following weights: 150, 145, 180, 200, 175, 190, 142, 175, 240, 150. Calculate the sampling error.

146. physics

A ball bounces off the edge of a table at an initial velocity of 1.5 m/s at an angle of 30 degrees above the table, falling to the floor 75 cm below. How long will the ball be in the air?

147. physics

A frog jumps at 0.6 m/s at an angle of 20 degrees and lands on a level surface. How far does the frog jump?

148. calculus

need help in below question. Thanks. A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time

149. STATISTICS

A2. Reviewed statistics indicated that there is an average of five thefts per day from a large supermarket operating from 08 00 to 19 00 six days a week. Find the probability that there (a) are no thefts in a week.  (b) will be ten thefts in any given

150. Math m

The train traveled 250 mi in 2 h . If it traveled at the same rate of speed, how long would it take the train to travel 600 mi?

151. Physics

A) Under what condition is average velocity equal to instantaneous velocity? B) Does the speedometer of car measure speed or velocity? Explain.

152. Physics

A) Under what condition is average velocity equal to instantaneous velocity? B) Does the speedometer of car measure speed or velocity? Explain. C) Can the magnitude of a vector be less than the magnitude of any of its components? Explain.

153. physics

What is the rotational speed of the hour hand on a clock?

154. geography

Why is the Aral sea and the areas surrounding it a significant issue? What problems are the people of this region facing? Im so confused! Thanks!

155. physics

The work that a force does by acting on an object is equal to what? 1) the product of force (in the direction of motion) and distance and is negative if the force and motion are in the same direction 2) the product of force (in the direction of motion) and

156. math

In five games, you score 16, 12, 15, 13, and 17 points. How many points must you score in the sixth game to have an average of at least 15 points?

157. English

1. Do you want to know more? (What is the part of speech of 'more'? Is it an adjective or an adverb?) 2. Look at this map of Dokdo. 3. Look at this map of Dokdo's. 4. Look at this Dokdo's map. (Dokdo is a small island. Which one is right? #4 is incorrect.

158. Algebra

Billy weighs 50lbs less then his brother together they weigh 210lbs what is the equation to figure out how much billy weighs

159. math

Crackers come in packages of 7. Ethan ate 82 crackers. How many whole boxes did he eat and how many crackers does he have left?

160. Computer Science

Write a program that Will prompt a user to enter his/her name and number.use a while loop that will display the user name times the entered number

161. time speed and distance

P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively.   If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time?  Answer is pa/a+2b  Your faculty have

162. English

Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear

163. Chemistry

Define electronegativity and then describe the trends in electronegativity within groups and across periods in the periodic table. Provide examples of the elements with the highest electronegativity value within a group and an example of an element with

164. Physics

would apppeciate very much is anyone can help me in the below question. thanks. A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man

165. Math

Bob the builder bought 4.4 pounds of nails for \$24.64. How much does one pound of nail cost?

166. Math (Limits)

lim ln(y-1) y->1+ The answer is negative infinity but how do I show the logic of proving that it's negative infinity? I plugged in "1" to the function and got ln(0) which is obviously impossible? Thanks in advance

167. English Writing

Please bring something interesting to share with the class tomorrow. It can be anything that you have seen/heard/read recently in English (an article, a song, a new phrase, a short video, a picture of a sign you saw, etc). It needs to be appropriate of

168. Economics

If you borrow \$1000 from the bank, and the effective annual rate is 9.4% with monthly compounding. How much do you pay after 2 years?

169. economics

Why was Nicaragua important to America’s economy?

170. tri

a vertex of an isosceles is 40-20 degrees. each leg measure 320mm. find the length of the base

171. physics

A two-stage rocket moves in space at a constant velocity of +4890 m/s. The two stages are then separated by a small explosive charge placed between them. Immediately after the explosion the velocity of the 1380-kg upper stage is +5660 m/s. What is the

172. math

The population of a town in 2000 was 88000. The population increase by 20% in 2010.find the population in 2010!

173. gk

the biggest desert plant is. .. .. ..

174. Physics

Under what condition is average velocity equal to instantaneous velocity?

175. Math

Which two square toots are used to estimate

176. Algebra

f(x) varies inversely with x and f(x) = –10 when x = 20. What is the inverse variation equation?

177. Math

A trapezium shows a wooden block in the form of a prism. PQRS is a trapezium with pq//SR. Pq=7cm,PS=5cm and SR=4cm.if the block is 12cm long, calculate its volume.

178. math

75,74,72,69,65.What is the pattern.

179. Maths

By making the substitution u=7^x and using part a, derive a hidden quadratic equation 7^(2x-1) +4×7^(x-1) -1/14 =0 and hence find all of the solutions to the above equation.

180. physics

a car at 54 km\h is 60 km behind a truck traveling at 10 m\s. how long will it take the car to reach the truck?

181. Algebra

A team won 6 out 8 games played this season? What percent of games did they win? 6 divided by 8= 0.75, but 75% is the wrong answer. What is the correct answer?

182. physics

a car at 54 km\h is 60 km behind a truck traveling at 10 m\s. how long will it take the car to reach the truck?

183. math

john has horses and chickens he has 3 less chickens than horses, if you count the total number of legs for chickens and horses you will get 24 how many chickens does john have? answer pls and show how did you get it thanks

184. math

1)Question : granny georgette and kiwi have a combined age of 77 if kiwi is 13 years less than twice granny georgette age how old is kiwi. please check my answer and correct me if i'm wrong. please. . . . thanks thanks

185. math

If Aaron split 01 pencil between 7 people in his class and kept the left overs, how many pencils did each classmate get?

186. math

Surface area of a composite object. A cone with a slant height of 8.9cm and a radius of 4cm. The cones base is attached on top of a rectangular prism whose length is 41cm, width is 20cm and height is 40cm. It is attached with a hemisphere whose radius is

187. Math (Derivative)

Computer the derivative of f(x)=x-(1/x) for x>0 using the definition of the derivative.

188. math

If I add to my number a number that is 17 more than twice my number, the sum will be 65. What is my number?

189. Math

Barry has three bills to pay. The first bill is three times the amount of the second one. The third bill is ten times the amount of the second bill. The difference between the first bill and the third bill is \$1050. What is the total of the three bills?

190. trigonimetry

three circles of radii 27,38, and 42 centimeter respectively are tangent to each other. find the median to the longest side of the triangle formed by joining the centers

191. Math

Barry has three bills to pay. The first bill is three times the amount of the second one. The third bill is ten times the amount of the second bill. The difference between the first bill and the third bill is \$1050. What is the total of the three bills?

192. Algebra I

Can you please show me the steps and solution to this problem? I really don't understand. Thank you very much. Write an equation in slope-intercept form of the line through points S(-2, -7) and T(4, 3).

193. Math

Implicit Differentiation for (x^2+y^2)^6

194. math

A ball is thrown with velocity of v feet per second, at an angle of theta with the horizontal.find the vertical and horizontal components of the velocity.(let v=70 and angle theta=36)

195. Maths

By making the substitution u =ln x show that the following equation has exactly one real-number solution: -12/ln x +ln x^4 = -9

196. science

flow chart to find producr,average,sum,largest of three numbers?

197. Math

PLEASE PLEASE HELP ME WITH THESE 2 PROBLEMS STEP BY STEP AND SHOW WORK! z/12=9 what is the value of z show how you found it. 5 x g= 230 what is the value of g show how you found it. PLEASE I REALLY NEED HELP!!!

198. Maths

By making the substitution u =ln x show that the following equation has exactly one real-number solution: 9/ln x + ln x^4 =-12 Sorry wrote the incorrect equation previously!

199. maths

There are 8 red,6 green,10 blue. What is the probability of picking a green marble?

200. math

Six people are asked to pick a number from 1 to 20. What is the probability that at least two people will pick the same number? Please help. Thanks

201. Physics honors

If a racer runs at an average speed of 7m/a how far will she run in 1 min 45 seconds?

202. math

1)Question : granny georgette and kiwi have a combined age of 77 if kiwi is 13 years less than twice granny georgette age how old is kiwi. 2x + 13 = 77 2x=77-13 2x=64 x=64 ----- x=32 kiwis age 2

203. math

What is the ratio of 89/100

asked by Harriet wilds
204. Geography

6. (8 marks) For the following example, assume that there is no gain of atmospheric moisture through evapotranspiration or loss through precipitation. Point A is on the windward slope of a mountain at an elevation of 0 metres. Point B is on the leeward

205. Math

Divide \$220 between Anne, Benny and Sam so that Anne has \$20 more than Benny but \$30 less than Sam. What's Sam's share?